... is equipped with specially designed optical system,with primary and secondary pairs of light. When one light source is damaged, the ... ~ 45 degrees Usage:It is suitable for mineral industry,tunnel projects,construction and maintenance for power,communication,highway,railway at night,night ...

... method is so simple that quicken the speed of furnace liningconstruction largelyAfter installation, the bandaging are cut and the modules and ... so to form an integrated insulating lining. The anchor system in remote from he module hot ... , soaking pit, etcCeramic: whiteware, sanitary ware and brick firing tunnel and intermitted kiln.Iron and Steel: Transfer ladle lids, soaking ...

... Application:1 water supply project-- urban water supply system construction.- town original supply pipe transformation.- irrigation.2 drainage ... region or aerial pressure aqueduct.- tunnel project. Artificially tunnellining, such as using RPM pipeline construction can be used as a ... 20%, the excavation tunnel or dam under buried tube if use RPM conduit "pipe jacking method" construction, more can ...

... and fatigue resistance.It is wideny used in highway,bridge,tunnel and construction of tall building,as well as furnace of shock ... resistance and construction of tallbuilding,as well as furnace of shock resistance and ...